Resource Exhaustion Affecting servicemesh-proxy package, versions <0:1.0.1-7.el8


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
20.59% (97th percentile)

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  • Snyk IDSNYK-RHEL8-SERVICEMESHPROXY-4408380
  • published26 Jul 2021
  • disclosed13 Aug 2019

Introduced: 13 Aug 2019

CVE-2019-9513  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:8 servicemesh-proxy to version 0:1.0.1-7.el8 or higher.
This issue was patched in RHSA-2019:3041.

NVD Description

Note: Versions mentioned in the description apply only to the upstream servicemesh-proxy package and not the servicemesh-proxy package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Some HTTP/2 implementations are vulnerable to resource loops, potentially leading to a denial of service. The attacker creates multiple request streams and continually shuffles the priority of the streams in a way that causes substantial churn to the priority tree. This can consume excess CPU.

References

CVSS Scores

version 3.1